From 0aa702836bd0be397c010ebd677bd673b7f900af Mon Sep 17 00:00:00 2001 From: Moshe Piekarski Date: Mon, 16 Nov 2020 18:14:31 -0500 Subject: Manual: remove most HWCODEC artifacts This causes 3 changes in layout. 2 I can't track down and 1 is better this way. Change-Id: If4ad5e1d7431b4c2cbaaf9767d78139ef4e2dc44 --- manual/configure_rockbox/sound_settings.tex | 16 ---------------- 1 file changed, 16 deletions(-) (limited to 'manual/configure_rockbox/sound_settings.tex') diff --git a/manual/configure_rockbox/sound_settings.tex b/manual/configure_rockbox/sound_settings.tex index c4ef325689..63a5770c41 100644 --- a/manual/configure_rockbox/sound_settings.tex +++ b/manual/configure_rockbox/sound_settings.tex @@ -197,7 +197,6 @@ change to customise your listening experience. }% } -\opt{swcodec}{ \section{Crossfeed} Crossfeed attempts to make the experience of listening to music on headphones more similar to listening to music with stereo speakers. When you @@ -250,9 +249,7 @@ change to customise your listening experience. % http://www.ohl.to/interests-in-audio/crossfeed-and-eq-for-headphones/ Beware that the crossfeed function is capable of making the audio distort if you choose settings which result in a too high output level. -} -\opt{swcodec}{ \section{\label{ref:EQ}Equalizer} \screenshot{configure_rockbox/images/ss-equalizer}{The graphical equalizer}{} Rockbox features a parametric equalizer (EQ). In contrast to non-parametric @@ -472,9 +469,7 @@ configure the EQ, or use the presets for designing their own custom EQ settings. \end{description} -} -\opt{swcodec}{ \section{Dithering} This setting controls the dithering and noise shaping functionality of Rockbox. @@ -500,9 +495,7 @@ and not easily noticable. Rockbox uses highpass triangular distribution noise as the dithering noise source, and a third order noise shaper. -} -\opt{swcodec}{% \opt{pitchscreen}{% \section{Timestretch} Enabling \setting{Timestretch} allows you to change the playback speed without @@ -512,9 +505,7 @@ intended for speech playback and may significantly dilute your listening experience with more complex audio. See \reference{sec:pitchscreen} for more details about how to use the feature. } -} -\opt{swcodec}{ \section{Haas Surround} This setting implements the Haas effect with adjustable delay time to enhance the stereo effect of the sound. A full range Haas effect creates the impression @@ -526,25 +517,19 @@ and \setting{f(x2)} to set frequencies which are not affected. The \setting{SIDE setting uses mid-side processing to determine and apply effect to the side channel only. Finally, the \setting{Dry/Wet Mix} setting adjusts the proportion mixed from the original (dry) and 'effected' (wet) signals. -} -\opt{swcodec}{ \section{Perceptual Bass Enhancement} This setting implements a group delay correction and an additional biophonic EQ to emphasize to boost bass perception. The \setting{precut} setting provides negative overall gain to prevent possible audio distortion due to the EQ gain. The defult precut value is set to -2.5 dB and can be adjust from 0 dB to -4.5 dB. Note that this effect will stack with any other EQ applied. -} -\opt{swcodec}{ \section{Auditory Fatigue Reduction} Human hearing is more senstive to some frequency bands. This setting applies additional equalization and bi-shelf filtering to reduce signals in these bands to minimize the chance that temporary threshold shift (auditory fatigue) occurs. -} -\opt{swcodec}{ \section{Compressor} The \setting{Compressor} reduces, or compresses, the dynamic range of the audio signal. This makes the quieter and louder sections closer to the same volume @@ -592,4 +577,3 @@ the input signal is reduced appropriately, but the gain isn't allowed to immediately return to normal levels. This is necessary to reduce artifacts such as ``pumping.'' Instead, the gain is allowed to return to normal at the chosen rate. Release Time is the time for the gain to recover by 10~dB. -} -- cgit v1.2.3